Saint Maur International School, established in 1872 in Yokohama within the Greater Tokyo Area, is the oldest international school in Japan. The school, which is co-educational, caters to students of all nationalities and faiths from ages 2½ through high school age. Saint Maur International School is located in a historically international district in Yokohama, Japan, one of the few places where foreigners were allowed entrance into the country during the closed - country policy of the late Edo period.